And getting local support is essential for federal agencies, if for no other reason that locals need to know when the feds are going to start a fracas on their turf.
Yeah, the ATF gives notification.... by smoke signal. -- Kernel
"You can shoot down every MiG the Soviets employ, but if you return to base and the lead Soviet tank commander is eating breakfast in your snack bar, Jack, you've lost the war."
— Anonymous A-10 Pilot, USAF